SDR USAA990921

Service difficulty report · Frame · Boeing 737401

Difficulty date
September 13, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N418US
Make and model
Boeing 737401
Aircraft serial
23985
Part
Frame
Condition
Corroded
Location
Service Doorway
Part time
30,709 hours
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CLT - DURING Q-1 CHECK VISUAL INSPECTION, FOUND A 1 INCH BY 2 INCH CORRODED AREA FORWARD SERVICE DOOR CUTOUT FRAME FWD INBOARD CHORD AT BOTTOM END JUST ABOVE CREASE BEAM INNER CHORD ANGLE, CORROSION LEVEL 1. REMOVED MINOR CORROSION PER SRM 51-10-02. (M)